JP2005011219A - Emergency call system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To increase reliability by maintaining communication between an anticrime unit and a monitoring device even upon breaking of a communication line or the like. <P>SOLUTION: When an anticrime light pole sends, upon a surrounding emergency, corresponding emergency call information, image data and audio data to a monitoring control server, if each anticrime unit detects that any communication line modem 33 is disabled by a breaking detection part 34, a communication switch 35 switches a communication source to use a power line modem 32 in sending the emergency call information, image data and audio data from a communication controller 31 to the monitoring control server. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an emergency notification system for reporting an emergency that has occurred around a plurality of notification units to a supervisor.
[0002]
[Prior art]
In recent years, roadside crimes such as indiscriminate murder and kidnapping, stalking, street demons, molesters, and snatching have occurred frequently, and local security has deteriorated rapidly. For this reason, there is a need for roads and towns where local residents can go out with peace of mind.
[0003]
As a countermeasure, for example, as disclosed in Patent Document 1 below, there is a network system for providing a streetlight with an alarm function and a notification function, and monitoring the streetlight with a center device provided at a remote location. Proposed. The technology described in Patent Document 1 manages information equipment by mounting information equipment on a pole or the like provided in a certain area, and monitoring and controlling the information equipment via a communication network. Monitoring control and information transmission / reception are possible.
[0004]
[Patent Document 1]
Japanese Patent Laid-Open No. 2000-268281
[Problems to be solved by the invention]
However, in the conventional technique, it is necessary to connect the security units provided in various places with communication lines. However, since each security unit is connected in series, if any one of the communication lines is disconnected, many There was a possibility that communication of the security unit of could not be. Therefore, in the past, the reliability of communication between each crime prevention unit and the center apparatus is low, and the present situation is that measures against malicious persons who intentionally disconnect the communication are not sufficient.
[0006]
Therefore, the present invention has been proposed in view of the above-described circumstances, and it is possible to improve the reliability by maintaining communication between the security unit and the monitoring-side device even if the communication line is disconnected. The purpose is to provide an emergency call system.
[0007]
[Means for Solving the Problems]
The emergency call system according to the present invention includes a first communication means having a plurality of communication functions for communicating with a security unit using at least two or more different communication lines. The monitoring control server receives emergency call information from any security unit, image data and voice data from the security unit that transmitted the emergency call information, and presents the received image data and voice data to the monitor By doing so, the state around each crime prevention unit is monitored by a supervisor.
[0008]
In the emergency call system according to the present invention, when an emergency situation occurs in the vicinity, emergency communication information, image data, and audio data indicating the situation are transmitted to the monitoring control server by each security unit by any communication function. When it is determined that the unit is disabled, the above problem is solved by transmitting the emergency call information, the image data, and the voice data to the monitoring control server using another communication function unit.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0010]
[First Embodiment]
The present invention is applied to the emergency call system according to the first embodiment configured as shown in FIG. 1, for example.
[0011]
The emergency call system is configured by connecting a communication network 1 to a plurality of security light poles 2 which are security units and a security light monitoring control server 3 for managing each security light pole 2. The communication network 1 can be connected by communication connection between the security light pole 2 and the security light monitoring control server 3 via, for example, a wired communication line. As the communication network 1, an Internet network, a telephone line network, a power line communication network, a dedicated line, or the like is used.
[0012]
As shown in FIGS. 1 and 2, the security light pole 2 includes an illuminating lamp 11 that functions as road illumination. The illuminating lamp 11 is operated by operating the illuminating lamp 11 when the surroundings are dark, such as at night. It functions as a security light.
[0013]
The security light pole 2 is provided with a security camera 12 and an interphone device 13 on the pole 2a. The security light pole 2 includes an image processing unit 14 that performs predetermined image processing on image data captured by the security camera 12, a communication control unit 15 that communicates with the security light monitoring control server 3, From a storage unit 16 that stores image data captured by the camera 12 and audio data acquired by the intercom device 13, a CPU (Central Processing Unit) that controls each unit by a program stored in a memory (not shown) or the like in advance The control unit 17 is provided.
[0014]
The security camera 12 has, for example, a pan function and a tilt function, and captures an image of the situation around the security light pole 2 to generate image data. The security camera 12 sends the generated image data to the image processing unit 14.
[0015]
The intercom device 13 includes a speaker 21, a notification button 22, a microphone 23, and a voice processing recognition unit 24. In the intercom device 13, when the notification button 22 is pressed by a user walking in the vicinity of the security light pole 2, the operation is detected by the control unit 17. As a result, the control unit 17 recognizes that it is necessary to make an emergency call to the security light monitoring control server 3. In the intercom device 13, the sound around the security light pole 2 detected by the microphone 23 is detected by the microphone 23, and a predetermined sound recognition process is performed by the sound processing recognition unit 24, and the sound data from the control unit 17 is received. By driving the speaker 21 via the voice processing recognition unit 24, various voices are notified to users around the security light pole 2.
[0016]
In such a crime prevention light pole 2, in response to the pressing operation of the notification button 22, the control unit 17 generates emergency notification information indicating that a situation that should be reported to the surroundings has occurred, and the communication control unit 15 is transmitted to the security light monitoring control server 3. The security light pole 2 transmits emergency call information, accumulates image data captured by the security camera 12 in the storage unit 16, and transmits the acquired image data and audio data to the communication control unit 15 and the communication network 1. The process which transmits to the security light monitoring control server 3 via is performed.
[0017]
The communication control unit 15 in the security light pole 2 is configured to be connected to two or more communication lines, for example, as shown in FIG. The communication control unit 15 shown in FIG. 3 includes a communication controller 31 connected to the control unit 17, a power line modem 32 connected to the power line of the security light pole 2, a communication line modem 33 connected to the communication line, A disconnection detection unit 34 for detecting a communication state, and a communication switching unit 35 for switching to either communication using a communication line or communication using a power line are provided. The communication control unit 15 in FIG. 3 can use, for example, a telephone line as a communication line. In the communication control unit 15, it is assumed that the power line is connected not only to the communication line modem 33 but also to each part constituting the security light pole 2.
[0018]
In such a communication control unit 15, emergency notification information is sent from the control unit 17 to the communication controller 31 when emergency notification information is transmitted to the security light monitoring control server 3 by operating the notification button 22. At this time, in the communication control unit 15, whether or not communication using the communication line by the communication line modem 33 is possible and whether communication using the power line by the power line modem 32 is possible by the disconnection detection unit 34. Is judged. And in the communication control part 15, when emergency call information is sent to the communication switching device 35 from the communication controller 31, the communication switching device 35 makes the communication line modem 33 or the power line depending on the communication state of the communication line or the power line. Emergency call information is sent to one of the modems 32.
[0019]
Here, the communication control unit 15 transmits the emergency call information to the security light monitoring control server 3 via the communication line modem 33 at the normal time when the communication line is not disconnected. On the other hand, the communication control unit 15 transmits emergency call information to the security light monitoring control server 3 via the power line modem 32 when an abnormality is detected by the disconnection detection unit 34 that the communication line is disconnected. The communication switch 35 is controlled.
[0020]
Moreover, in the crime prevention light pole 2, when the communication control part 15 provided with the power line modem 32 is used, it is desirable to provide the power supply part 40 as shown in FIG. When the power line is not disconnected, the power supply unit 40 supplies the power from the power line to each part of the security light pole 2 via the power switch 42 from the power supply unit 41.
[0021]
In the power supply unit 40, the power supply state from the power supply unit 41 to each unit is detected by the disconnection detection unit 43, and the power supply from the power supply unit 41 to each unit is stopped by the disconnection detection unit 43. In this case, it is detected that a disconnection has occurred in the power line. At this time, in the power supply unit 40, the uninterruptible power supply 44 is activated by the disconnection detection unit 43 to supply power from the uninterruptible power supply 44 to the power switch 42, and the disconnection detection unit 43 supplies power. The original is switched from the power supply unit 41 to the uninterruptible power supply 44.
[0022]
In the emergency notification system having the crime prevention light pole 2 provided with such a communication control unit 15, when the notification button 22 of a certain crime prevention light pole 2 is pressed as shown in FIG. 5 (step S 1). That is detected by the control unit 17 to generate emergency call information and send it to the communication control unit 15.
[0023]
In response to this, the communication control unit 15 determines whether or not communication with the security light monitoring control server 3 can be established by determining whether or not a disconnection has occurred in the communication line ( Step S2).
[0024]
When the communication line is not disconnected, the communication control unit 15 transmits the emergency call information to the security light monitoring control server 3 via the communication line modem 33 to establish communication (step S3). This enables bidirectional communication via the communication line modem 33 between the security light pole 2 and the security light monitoring control server 3, and the audio data detected by the microphone 23 and the image data captured by the security camera 12 Can be transmitted from the security light pole 2 to the security light monitoring control server 3, and the sound data from the security light monitoring control server 3 can be emitted from the speaker 21.
[0025]
On the other hand, if the communication control unit 15 determines in step S3 that the communication line is disconnected, the emergency call information is sent to the security light monitoring control server 3 via the power line modem 32 as another route. It is assumed that it is transmitted (step S4), and it is determined whether or not communication with the security light monitoring control server 3 can be established by determining whether or not the power line is disconnected (step S5). ). If the communication control unit 15 determines that communication via the power line is possible, the emergency call information is transmitted to the security light monitoring control server 3 via the power line modem 32 to establish communication (step) S6). Thereby, bidirectional communication via the power line modem 32 is possible between the security light pole 2 and the security light monitoring control server 3.
[0026]
As explained in detail above, according to the emergency call system according to the first embodiment, each security light pole 2 can communicate with the security light monitoring control server 3 by both the communication line and the power line. Since the configuration is adopted, even when the communication line is disconnected, the communication between the security light pole 2 and the security light monitoring control server 3 can be maintained and the reliability can be improved. Therefore, according to this emergency call system, for example, even when the communication line is intentionally disconnected, the transmission of images and sounds around the security light pole 2 and the transmission of emergency call information are not impossible. It is possible to reliably maintain communication by reporting an emergency situation from the security light pole 2 to the security light monitoring control server 3.
[0027]
Moreover, according to this emergency call system, the power supply unit 40 is mounted on each crime prevention light pole 2, and when it is determined that power is not supplied, power can be supplied by the uninterruptible power supply 44, Communication via a communication line or a power line can be maintained, and communication reliability can be further improved. Furthermore, according to this emergency call system, the reliability of communication can be further improved by using a private power generator instead of the uninterruptible power supply 44.
[0028]
[Second Embodiment]
Next, an emergency call system according to a second embodiment to which the present invention is applied will be described. Note that parts similar to those in the above-described embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
[0029]
As shown in FIG. 6, the emergency call system according to the second embodiment is characterized by using not only a wired communication line but also a wireless communication line via a portable terminal 51 as a plurality of communication lines. Is.
[0030]
As shown in FIG. 7, the security light pole 2 in this emergency notification system includes a communication control unit 15 including a mobile terminal communication unit 61 for communicating with the mobile terminal 51 instead of the power line modem 32. The mobile terminal communication unit 61 is a wireless communication protocol implemented in the mobile terminal 51 and can be used, for example, having a communication function conforming to a communication protocol such as Bluetooth for performing short-range wireless communication in units of several meters. It is. When the communication control unit 15 detects the state of the communication line modem 33 and recognizes that the communication line is disconnected by the disconnection detection unit 34, the communication switch 35 displays emergency call information and the like. The data is sent to the mobile terminal communication unit 61.
[0031]
That is, in the emergency notification system according to the second embodiment, as shown in FIGS. 8 and 6A, when the user operates the notification button 22 by approaching the crime prevention light pole 2, the control unit 17 By determining whether or not a communication line or a power line is disconnected, it is determined whether or not communication via a wired communication line can be ensured (step S11). If the control unit 17 determines that communication via a wired communication line can be ensured, the communication unit 15 establishes communication between the communication control unit 15 and the security light monitoring control server 3 using the communication line. (Step S12).
[0032]
On the other hand, when the control unit 17 determines that the communication of both communication lines cannot be ensured (step S11), the emergency notification information is transmitted to the mobile terminal communication unit 61 and the notification button 22 is pressed. The wireless communication function of the user's portable terminal 51 is accessed (step S13). Here, from the portable terminal communication unit 61 to the portable terminal 51, a command for communicating with the security light monitoring control server 3, the IP address of the security light monitoring control server 3, and the identification information of the security light pole 2 Etc.
[0033]
On the other hand, in the wireless communication function corresponding to the Bluetooth of the mobile terminal 51, when the access from the mobile terminal communication unit 61 is received (step S14), the IP address of the security light monitoring control server 3 received at the time of access is used. Then, emergency call information and the like are transmitted to the security light monitoring control server 3 (step S15, FIG. 6B).
[0034]
When the emergency light monitoring information is received from the portable terminal 51 (step S16), the security light monitoring control server 3 transmits a process for directly communicating with the security light pole 2 on which the notification button 22 has been pressed or transmits emergency notification information. By communicating with the security light pole 2 via the mobile terminal 51, the communication with the security light pole 2 is realized (step S17, FIG. 6C).
[0035]
Here, in the emergency call system, when the direct communication between the security light monitoring control server 3 and the security light pole 2 is realized, the security light pole 2 and the security light monitoring control server 3 are connected to a wireless telephone network or the like. It is necessary to provide a function to connect, and the emergency notification information is transmitted from the portable terminal 51 to the security light monitoring control server 3, and the information for identifying the security light pole 2 is transmitted from the portable terminal 51 to the security light monitoring control server 3. There is a need.
[0036]
Further, in this emergency call system, when communication between the security light pole 2 and the security light monitoring control server 3 is realized via the portable terminal 51, information for identifying the portable terminal 51 together with the emergency call information is transmitted from the portable terminal 51 to the crime prevention. It is necessary to transmit to the lamp monitoring control server 3.
[0037]
As described above, in the emergency call system, when using the portable terminal 51 of the user who operates the notification button 22, not only emergency call information but also image data and the like are transmitted to the security light monitoring control server 3 via the portable terminal 51. You may make it transmit. In this case, in the crime prevention light pole 2, as shown in FIG. 9, when the notification button 22 is operated (step S21), it is determined whether or not communication by the communication line using the communication line modem 33 is secured. (Step S22). And in the crime prevention light pole 2, when communication by a communication line is ensured, it communicates with the crime prevention light monitoring control server 3 via a communication line (step S23).
[0038]
On the other hand, in the security light pole 2, when the disconnection of the communication line is detected by the disconnection detection unit 34 and it is determined that the communication via the communication line is not secured, the communication switch 35 switches to the mobile terminal communication unit 61. Send emergency call information and real-time image data and audio data. Thereby, in the crime prevention light pole 2, it switches from communication by a communication line to communication using the portable terminal 51 (step S24). In the security light pole 2, for example, by transmitting real-time image data and audio data to the security light monitoring control server 3 every predetermined period (step S25), the security light monitoring control server 3 displays images and Let the sound be monitored.
[0039]
As described above in detail, according to the emergency call system according to the second embodiment to which the present invention is applied, each security light pole 2 is connected to the security light monitoring control server 3 by both the communication line and the wireless communication line. The communication between the security light pole 2 and the security light monitoring control server 3 can be maintained and the reliability can be improved even if the communication line is disconnected. Therefore, according to this emergency call system, for example, even when the communication line is intentionally disconnected, the transmission of images and sounds around the security light pole 2 and the transmission of emergency call information are not impossible. It is possible to reliably maintain communication by reporting an emergency situation from the security light pole 2 to the security light monitoring control server 3.
[0040]
[Third Embodiment]
Next, an emergency call system according to the third embodiment will be described. In addition, about the part similar to embodiment mentioned above, the detailed description is abbreviate | omitted by attaching | subjecting the same code | symbol.
[0041]
The emergency call system according to the third embodiment is characterized by including not only the security light monitoring control server 3 but also a response center that accepts an inquiry as an object to communicate with the security light pole 2. This response center has a communication function for connecting to a plurality of security light poles 2 via a communication line, and the operator or the like receives an inquiry sent through the voice or image received from the security light pole 2 by the communication function. A speaker and a display are provided, and a microphone and a camera for transmitting an operator's image and sound to the security light pole 2 are provided.
[0042]
In such an emergency notification system, as shown in FIG. 10, when the notification button 22 of the security light pole 2 is pressed (step S <b> 31), the control unit 17 receives the voice data from the microphone 23. At the same time, the image data from the security camera 12 is acquired, and it is determined whether an emergency has occurred around the security light pole 2 based on the audio data and the image data (step S32).
[0043]
At this time, the crime lamp pole 2 performs voice recognition processing on the detected voice data by the voice processing recognition unit 24 to create a feature amount, and determines that it is an emergency stored in a memory (not shown) in advance. It is determined whether or not an emergency has occurred around the security light pole 2 by matching the voice feature quantity with the feature quantity of the detected voice data. Further, in the security light pole 2, the image processing unit 14 performs image recognition processing on the captured image data to create a feature amount, and an image feature for determining an emergency stored in a memory (not shown) in advance. It is determined whether or not an emergency has occurred around the security light pole 2 by matching the amount with the feature amount of the detected image data.
[0044]
If the control unit 17 determines that an emergency has not occurred around the security light pole 2, the pressing operation of the notification button 22 performed in step S31 causes the user to access the response center. Is determined as the requested operation (step S33), and the communication control unit 15 is controlled to access the corresponding center (step S34).
[0045]
On the other hand, if the controller 17 determines that an emergency has occurred around the security light pole 2 (step S32), the process proceeds to step S35, and a voice for inquiring whether an emergency has occurred, The voice processing recognition unit 24 is controlled so as to emit a voice “Is it urgent?” From the speaker 21. Thereby, in the control part 17, the intercom apparatus 13 is controlled so that it may be inquired of the user who pressed the notification button 22 whether it is emergency. When the control unit 17 determines from the voice recognition result of the voice processing recognition unit 24 that a voice indicating an emergency is input via the microphone 23, emergency control information is sent to the security light monitoring control server 3. It transmits (step S36) and establishes two-way communication with the security light monitoring control server 3 by accessing the security light monitoring control server 3 (step S37). On the other hand, the control part 17 returns a process to step S32, when the audio | voice which shows that it is urgent is not input from the audio | voice recognition result of the audio | voice process recognition part 24 (step S35).
[0046]
As explained in detail above, according to the emergency call system according to the third embodiment, the path connecting each security light pole 2 and the security light monitoring control server 3, the security light pole 2 and the corresponding center From the voice recognition result in the voice processing recognition unit 24 when there is an emergency based on the image or sound around the crime prevention light pole 2 or when the user is inquired. If it is determined to be urgent, emergency call information can be transmitted to the security light monitoring control server 3. Therefore, according to this emergency call system, each crime prevention light pole 2 can be used not only for crime prevention, monitoring, and reporting purposes, but also for inquiring the user's route guidance and the like.
[0047]
The above-described embodiment is an example of the present invention. For this reason, the present invention is not limited to the above-described embodiment, and various modifications can be made depending on the design and the like as long as the technical idea according to the present invention is not deviated from this embodiment. Of course, it is possible to change.
[0048]
【The invention's effect】
In the emergency call system according to the present invention, when an emergency situation occurs in the vicinity, emergency communication information, image data, and audio data indicating the situation are transmitted to the monitoring control server by each security unit by any communication function. If it is determined that the communication section is disabled, the emergency call information, image data, and audio data are transmitted to the monitoring control server using another communication function section. The communication between the security unit and the monitoring device can be maintained to improve the reliability.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a configuration of an emergency call system according to a first embodiment to which the present invention is applied.
FIG. 2 is a block diagram showing a configuration of a security light pole in the emergency call system according to the first embodiment to which the present invention is applied.
FIG. 3 is a block diagram showing a configuration of a communication control unit of a security light pole in the emergency call system according to the first embodiment to which the present invention is applied.
FIG. 4 is a block diagram illustrating a configuration of a power supply unit of a security light pole.
FIG. 5 is a flowchart showing a processing procedure when emergency call information is transmitted from the security light pole to the security light monitoring control server in the emergency call system according to the first embodiment to which the present invention is applied.
FIG. 6 is a diagram for explaining the operation of an emergency call system according to a second embodiment to which the present invention is applied.
FIG. 7 is a block diagram showing a configuration of a communication control unit of a security light pole in an emergency call system according to a second embodiment to which the present invention is applied.
FIG. 8 is a flowchart showing a processing procedure when emergency call information is transmitted from the security light pole to the security light monitoring control server in the emergency call system according to the second embodiment to which the present invention is applied.
FIG. 9 is a flowchart showing another processing procedure when emergency call information is transmitted from the security light pole to the security light monitoring control server in the emergency call system according to the second embodiment to which the present invention is applied.
FIG. 10 shows a security light pole processing procedure when communicating between a security light pole and a security light monitoring control server or response center in an emergency call system according to a third embodiment to which the present invention is applied. It is a flowchart.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Communication network 2 Security light pole 3 Security light monitoring control server 11 Illumination light 12 Security camera 13 Intercom apparatus 14 Image processing part 15 Communication control part 16 Storage part 17 Control part 21 Speaker 22 Notification button 23 Microphone 24 Voice processing recognition part 31 Communication Controller 32 Power line modem 33 Communication line modem 34 Disconnection detection unit 35 Communication switch 41 Power supply unit 42 Power switch 43 Disconnection detection unit 44 Uninterruptible power supply 51 Mobile terminal 61 Mobile terminal communication unit

Claims (8)

A security camera that captures the surroundings and generates image data, a sound detection means that detects surrounding sounds and generates sound data, and emergency notification information indicating that an emergency has occurred in the vicinity A plurality of crime prevention units comprising first communication means for transmitting the image data and audio data,
Emergency communication information from any one of the security units, second communication means for receiving image data and audio data from the security unit that transmitted the emergency notification information, and image data and audio data received by the second communication means A monitoring control server comprising a presenting means for presenting
The first communication means of the plurality of security units includes a plurality of communication function units that communicate using at least two or more different communication lines, and the first communication means of the security unit that transmits the emergency call information includes When it is determined that one of the communication function units is disabled, the emergency call information, the image data, and the voice data are transmitted to the monitoring control server using another communication function unit. Emergency call system. The security unit further includes an emergency call button operated by a user existing in the vicinity, and generates the emergency call information and transmits the emergency call information to the monitoring control server when the emergency call button is operated. The emergency call system according to claim 1. The security unit performs an emergency recognition process on the voice data detected by the voice detection unit or an image recognition process on the image data generated by the security camera to determine whether an emergency has occurred in the vicinity. The emergency call according to claim 1, further comprising a recognizing unit, wherein when the emergency recognizing unit determines that an emergency has occurred, the emergency call information is generated and transmitted to the monitoring control server. system. The first communication means includes a first communication function unit that performs communication using a general-purpose communication line, and a second communication function unit that performs communication using a power line,
The plurality of security units further include first communication detection means for determining whether or not communication by the first communication function unit is impossible, and the first communication function unit is normal by the first communication detection unit. If determined, the first communication function unit is used for communication, and if the first communication detection unit determines that communication of the first communication function unit is impossible, the second communication function unit is used. The emergency call system according to any one of claims 1 to 3, wherein communication is carried out using a computer. The plurality of security units further include second communication detection means for determining whether or not communication by the second communication function unit is impossible, and an uninterruptible power supply device or a private power generation device that supplies power during a power failure, The emergency notification system according to claim 4, wherein the uninterruptible power supply device or the private power generation device is activated when it is determined by the second communication detection means that communication using a power line is impossible. The first communication unit includes a third communication function unit that performs short-range communication with a portable terminal that exists in the vicinity of the security unit, and the second communication unit includes the first communication unit via the portable terminal. A fourth communication function unit for communicating with one communication means;
When the first communication means determines that any one of the communication function units is disabled, the third communication function unit causes the third communication function unit to operate the emergency call button via the portable terminal held by the user. The emergency call system according to claim 2, wherein communication is performed with the fourth communication function unit. The first communication unit further includes a fifth communication function unit that performs wireless communication with the monitoring control server, and determines that any one of the communication function units is disabled when the fifth communication function unit is disabled. The emergency call system according to claim 1, wherein the emergency call information, the image data, and the voice data are transmitted to the monitoring control server using a function unit. It is connected to a plurality of the security units, receives voice data indicating an inquiry from each security unit, and further includes a response center that transmits voice data indicating a response to the voice data indicating the inquiry,
The crime prevention unit determines whether or not an emergency has occurred around the voice recognition process or the image recognition process by the emergency recognition means when the emergency call button is operated,
The emergency recognition means outputs a voice inquiring whether or not an emergency has occurred from the sound emitting device when it is determined that an emergency has occurred by the voice recognition process or the image recognition process, and responds to the output voice When an emergency situation occurs based on the voice detected by the voice detection means, the emergency notification information is generated and transmitted to the monitoring control server, and the emergency situation occurs due to the voice recognition process or the image recognition process. 4. The emergency call system according to claim 2, wherein the emergency call system performs communication connection with the corresponding center when it is determined that the response is not performed. 5.

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